Home / 3,124,753.64-4,686,656.90-850,455.28

Finding the Fourth Proportional to 3,124,753.64, 4,686,656.90 and 850,455.28

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Solution

The fourth proportional to 3,124,753.64, 4,686,656.90 and 850,455.28 is: 1,275,554.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,124,753.64 : 4,686,656.90 = 850,455.28 : x
  2. Step 2: Convert to fraction form
    3,124,753.64/4,686,656.90 = 850,455.28/x
  3. Step 3: Cross multiply
    3,124,753.64x = 4,686,656.90 × 850,455.28
  4. Step 4: Simplify right side
    3,124,753.64x = 3,985,792,107,759.48
  5. Step 5: Solve for x
    x = 3,985,792,107,759.48/3,124,753.64
  6. Step 6: Final answer
    x = 1,275,554.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.